NL25, TPGK facing a PSB

[terencetsao]

SB is 30/18/4 over 30 hands
line check?

Poker Stars
No Limit Holdem Ring game
Blinds: $0.10/$0.25
5 players
Converter

Stack sizes:
UTG: $23.15
CO: $22
Hero: $28.55
SB: $18.15
BB: $17.90

Pre-flop: (5 players) Hero is Button with J[img]/images/graemlins/diamond.gif[/img] K[img]/images/graemlins/spade.gif[/img]
UTG folds, CO calls, <font color="#cc0000">Hero raises to $1</font>, <font color="#cc0000">SB raises to $1.75</font>, BB folds, CO calls, Hero calls.

Flop: 5[img]/images/graemlins/club.gif[/img] 7[img]/images/graemlins/heart.gif[/img] J[img]/images/graemlins/spade.gif[/img] ($5.5, 3 players)
SB checks, CO checks, Hero checks.

Turn: 5[img]/images/graemlins/heart.gif[/img] ($5.5, 3 players)
<font color="#cc0000">SB bets $4.75</font>, CO folds,..............hero?